Uruguay Amethyst Mixed Shapes AM1140 - Tri-colour Cut Base Colourless making each specimen unique and

making each specimen unique and captivating

Weight: (thumbnail)

From Wenshan County comes one of the most unique and amazing combination of growth and association of minerals

absorbing the light and reemitting it at a longer wavelength of various colours: however

Almost all available Tanzanite in the market has been heat-treated to remove the brown tint and enhance the violet-blue hues

Uruguay Amethyst Mixed Shapes AM1140 - Tri-colour Cut Base Colourless making each specimen unique andLocality: Cataln Grande, Artigas Department, Uruguay Dimension: 9. 8 cm Weight: 611g About 160 million years ago, when tectonic plates were rifting Africa and South America apart as the Atlantic Ocean opened, one of the worlds great flood basalt events was occurring. Basalts flowed from the rift, producing stratified lava flows thousands of feet thick in Brazil and nearby Uruguay. Within these flows, gas bubbles and lava tubes created cavities that